init

w1146869587

2022-03-04 2efb30bdc5c62273d77443180aba586f64c097f9

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\section{QuaCrc32 Class Reference}
\label{classQuaCrc32}\index{QuaCrc32@{QuaCrc32}}
 
 
CRC32 checksum.  
 
 
 
 
{\ttfamily \#include $<$quazip/quacrc32.h$>$}
 
 
 
Inheritance diagram for QuaCrc32:
\nopagebreak
\begin{figure}[H]
\begin{center}
\leavevmode
\includegraphics[width=136pt]{classQuaCrc32__inherit__graph}
\end{center}
\end{figure}
 
 
Collaboration diagram for QuaCrc32:
\nopagebreak
\begin{figure}[H]
\begin{center}
\leavevmode
\includegraphics[width=136pt]{classQuaCrc32__coll__graph}
\end{center}
\end{figure}
\subsection*{Public Member Functions}
\begin{DoxyCompactItemize}
\item 
quint32 {\bf calculate} (const QByteArray \&data)
\begin{DoxyCompactList}\small\item\em Calculates the checksum for data. \end{DoxyCompactList}\item 
void {\bf reset} ()\label{classQuaCrc32_a3fe7ce6cb73512c963ffaabfbbc66363}
 
\begin{DoxyCompactList}\small\item\em Resets the calculation on a checksun for a stream. \end{DoxyCompactList}\item 
void {\bf update} (const QByteArray \&buf)
\begin{DoxyCompactList}\small\item\em Updates the calculated checksum for the stream. \end{DoxyCompactList}\item 
quint32 {\bf value} ()
\begin{DoxyCompactList}\small\item\em Value of the checksum calculated for the stream passed throw \doxyref{update()}{p.}{classQuaCrc32_a5015d80e04afe6e6d094155b7e99888e}. \end{DoxyCompactList}\end{DoxyCompactItemize}
 
 
\subsection{Detailed Description}
CRC32 checksum. 
 
This class wrappers the crc32 function with the \doxyref{QuaChecksum32}{p.}{classQuaChecksum32} interface. See \doxyref{QuaChecksum32}{p.}{classQuaChecksum32} for more info. 
 
\subsection{Member Function Documentation}
\index{QuaCrc32@{QuaCrc32}!calculate@{calculate}}
\index{calculate@{calculate}!QuaCrc32@{QuaCrc32}}
\subsubsection[{calculate}]{\setlength{\rightskip}{0pt plus 5cm}quint32 QuaCrc32::calculate (
\begin{DoxyParamCaption}
\item[{const QByteArray \&}]{data}
\end{DoxyParamCaption}
)\hspace{0.3cm}{\ttfamily  [virtual]}}\label{classQuaCrc32_aaf6fdf6e36e55c97bf9eab6ec65ecb9e}
 
 
Calculates the checksum for data. 
 
{\itshape data\/} source data \begin{DoxyReturn}{Returns}
data checksum
\end{DoxyReturn}
This function has no efect on the value returned by \doxyref{value()}{p.}{classQuaCrc32_a957ce46a53862f75c89d6a3ac4f73389}. 
 
Implements {\bf QuaChecksum32} \doxyref{}{p.}{classQuaChecksum32_a14d800fcfd55b2ae11ef07d3924fe0b1}.
 
\index{QuaCrc32@{QuaCrc32}!update@{update}}
\index{update@{update}!QuaCrc32@{QuaCrc32}}
\subsubsection[{update}]{\setlength{\rightskip}{0pt plus 5cm}void QuaCrc32::update (
\begin{DoxyParamCaption}
\item[{const QByteArray \&}]{buf}
\end{DoxyParamCaption}
)\hspace{0.3cm}{\ttfamily  [virtual]}}\label{classQuaCrc32_a5015d80e04afe6e6d094155b7e99888e}
 
 
Updates the calculated checksum for the stream. 
 
{\itshape buf\/} next portion of data from the stream 
 
Implements {\bf QuaChecksum32} \doxyref{}{p.}{classQuaChecksum32_a63a6ed3171f9243214d307da67557f7e}.
 
\index{QuaCrc32@{QuaCrc32}!value@{value}}
\index{value@{value}!QuaCrc32@{QuaCrc32}}
\subsubsection[{value}]{\setlength{\rightskip}{0pt plus 5cm}quint32 QuaCrc32::value (
\begin{DoxyParamCaption}
{}
\end{DoxyParamCaption}
)\hspace{0.3cm}{\ttfamily  [virtual]}}\label{classQuaCrc32_a957ce46a53862f75c89d6a3ac4f73389}
 
 
Value of the checksum calculated for the stream passed throw \doxyref{update()}{p.}{classQuaCrc32_a5015d80e04afe6e6d094155b7e99888e}. 
 
\begin{DoxyReturn}{Returns}
checksum 
\end{DoxyReturn}
 
 
Implements {\bf QuaChecksum32} \doxyref{}{p.}{classQuaChecksum32_afd836e7534194fce08356be6a8336da7}.
 
 
 
The documentation for this class was generated from the following files:\begin{DoxyCompactItemize}
\item 
quazip/quacrc32.h\item 
quazip/quacrc32.cpp\end{DoxyCompactItemize}